CXA2111R 데이터 시트보기 (PDF) - Sony Semiconductor

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CXA2111R

LCD Signal Processor (Gamma Correction)

Sony Semiconductor 

CXA2111R

Electrical Characteristics (See the Electrical Characteristics Measurement Circuit.) (VCC, PVCC = 5V, Ta = 25°C)

Measu-

No.

Item

Symbol rement Measurement conditions and measurement outline Min. Typ. Max. Unit

point

1

Current

consumption

[Gamma gain (white, black 1, black 2) = max.,

Icc

I21

amplifier gain = max.]

V22, 24, and 26 = 2.5V, V27 to 29 and 42 to 50 =

80 135 180 mA

5V, V30 to 41 = open, Measure the I21 current.

2

Digital input

voltage high

Vih

Excluding the I2C bus pins (Pins 51 and 52).

2.2

Vcc V

3

Digital input

voltage low

Vil

Excluding the I2C bus pins (Pins 51 and 52).

GND

0.8 V

4

Maximum input

voltage amplitude

Vix

Pins 22, 24 and 26 input

2

V

5

Maximum output

voltage amplitude

Vox

V14

V16 Pins 14, 16 and 18 output

V18

1.5

V

6

Gamma white gain

max.

Ggwx

V14 V27 to 29 and 36 to 44 = 5V, V30 to 35 = open, V45 to 50 = 0V

V16 Calculate Vwx/Vo (a) for the maximum Vwx at Vo (e), 6.0

V18 Vo (f) and Vo (g).

7.4

9.2 times

7

Gamma black 1

gain max.

Ggb1x

V14

V16

V18

V27 to 29, 39 to 41 and 45 to 47 = 5V, V30 to 32 and

36 to 38 = open, V33 to 35, 42 to 44 and 48 to 50 = 0V.

Calculate Vb1x/Vo (i) for the maximum Vb1x at Vo (c),

Vo (d) Vo (e) and Vo (f).

8.0

9.5

11.6 times

8

Gamma black 2

gain max.

Ggb2x

V14

V16

V18

V27 to 29, 36 to 38 and 48 to 50 = 5V, V30 to 32 =

3.75V, V33 to 35 and 42 to 47 = 0V, V39 to 41 = 3.3V

Calculate Vb2x/Vo (h) for the maximum Vb2x at Vo (a),

16.0

Vo (b) and Vo (c).

19.7

26.8 times

9 Amplifier gain max. Gax

V14

V16

V18

V13 = 0V, V27 to 29 = 0V, V30 to 50 = open

Calculate Vo (j)/0.1.

1.65 2.26 3.25 times

10 Amplifier gain min. Gan

V14

V16

V18

V13 = 0V, V27 to 29 = 5V, V30 to 50 = open

Calculate Vo (j)/0.1.

0.28 0.35 0.46 times

Amplifier bias

11 output variable

range

V13 = 0V, V22, 24 and 26 = 2.5V,

Vab

V14

V16

V18

V27 to 29 = 0.75V, V33 to 50 = open

V14, 16 and 18 voltages when V30 to 32 = 0V,

open and 5V.

Calculate Vb (0V) – Vb (open) and Vb (5V) – Vb

±0.80 ±0.96 ±1.15 V

(open) at Vb (0V), Vb (open) and Vb (5V).

12

Gamma white gain

I2C max.

Ggwxi

V14

V16

V18

V27 to 29 and 36 to 44 = 5V, V30 to 35 and 42 to

44 = open, V45 to 50 = 0V, I2C data = 3Fh

Calculate Vwxi/Vo (a) for the maximum Vwxi at

Vo (e), Vo (f) and Vo (g).

5.85 7.21 8.65 times

13

Gamma white gain

I2C min.

Ggwni

V14

V16

V18

V27 to 29 and 36 to 44 = 5V, V30 to 35 and 42 to

44 = open, V45 to 50 = 0V, I2C data = 00h

Calculate Vwni/Vo (a) for the maximum Vwni at

Vo (e), Vo (f) and Vo (g).

3.80 4.71 5.65 times

14

Gamma black 1

gain I2C max.

V27 to 29, 39 to 41 and 45 to 47 = 5V, V30 to 32,

V14 36 to 38 and 45 to 47 = open, V33 to 35, 42 to 44

Ggb1xi V16 and 48 to 50 = 0V, I2C data = 3Fh

V18 Calculate Vb1xi/Vo (i) for the maximum Vb1xi at

Vo (c), Vo (d) Vo (e) and Vo (f).

7.6 9.11 10.7 times

15

Gamma black 1

gain I2C min.

V27 to 29, 39 to 41 and 45 to 47 = 5V, V30 to 32,

Ggb1ni

V14

V16

V18

36 to 38 and 45 to 47 = open, V33 to 35, 42 to 44

and 48 to 50 = 0V, I2C data = 00h

Calculate Vb1ni/Vo (i) for the maximum Vb1ni at

Vo (c), Vo (d) Vo (e) and Vo (f).

5.05 6.02 7.00 times

16

Gamma black 2

gain I2C max.

V27 to 29, 36 to 38 and 48 to 50 = 5V, V30 to 32 =

V14 3.75V, V33 to 35 and 42 to 47 = 0V, V39 to 41 =

Ggb2xi V16 3.3V, V48 to 50 = open, I2C data = 3Fh

V18 Calculate Vb2xi/Vo (h) for the maximum Vb2xi at

Vo (a), Vo (b) and Vo (c).

15.8 19.5

23.2 times

–8–

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